Nitoseal 421

As an internally and externally applied joint sealant. It is suitable for use as a joint sealant in brickwork, blockwork, stone, marble, sealing lightweight cladding panels, around windows, and over frames.

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Main uses

Nitoseal 421 sealant has excellent adhesion to most substrates used in construction, particularly concrete, mortar, blockwork, stone, wood and anodised bronze. It also bonds very well to some painted surfaces, but it is advisable to carry out a site trial first to assess the suitability of the particular coating in question.

Advantages

  • Excellent adhesion to most substrates
  • Non-flammable
  • Can be used internally or externally 

Supporting documents

Product Datasheet

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Product Safety Sheet

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Product Datasheet

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Product Safety Sheet

Select your country to download safety sheet

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